Are we inside a black hole?

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FlyingAngel 229

What if our universe we know till know is simply a mega massive gigantic black hole? We can't see the outer of the universe because light can't escape, and all the masses and planets in this universe came from outer universe that's why ours is expanding.

Or what if we are simply inside an atom, and the Earth and other planets are just lower dimension of the atom, because you know, everything is about a round shaped object moves around another one: galaxies move around the center of the universe, suns move around the center of a galaxy, planets move around a sun, electrons move around an atom, quartz move around the center of an atom, etc...